Zobrazeno 1 - 10
of 78
pro vyhledávání: '"Jaroslava FROUZOVÁ"'
Autor:
Milan Říha, Marie Prchalová, Marek Brabec, Vladislav Draštík, Milan Muška, Michal Tušer, Daniel Bartoň, Petr Blabolil, Martin Čech, Jaroslava Frouzová, Michaela Holubová, Tomáš Jůza, Karlos R. Moraes, Ruben Rabaneda-Bueno, Zuzana Sajdlová, Allan T. Souza, Marek Šmejkal, Mojmír Vašek, Lukáš Vejřík, Ivana Vejříková, Jiří Peterka, Jan Kubečka
Publikováno v:
Ecological Indicators, Vol 153, Iss , Pp 110425- (2023)
Fish are an important component of aquatic ecosystems, thus representative and reliable assessments of their population variables are essential for a variety of ecological applications, management and conservation. Determining Fish Density per actual
Externí odkaz:
https://doaj.org/article/f3c3d41d944f4ba9bd1fe9ad804859f2
Autor:
Gashaw C. Tesfaye, Allan T. Souza, Daniel Bartoň, Petr Blabolil, Martin Čech, Vladislav Draštík, Jaroslava Frouzová, Michaela Holubová, Luboš Kočvara, Tomáš Kolařík, Carlos Martinez, Karlos R. Moraes, Milan Muška, Marie Prchalová, Milan Říha, Zuzana Sajdlová, Kateřina Soukalová, Marek Šmejkal, Michal Tušer, Mojmír Vašek, Lukáš Vejřík, Ivana Vejříková, Jiří Peterka, Tomáš Jůza, Jan Kubečka
Publikováno v:
Frontiers in Environmental Science, Vol 10 (2022)
Anthropogenic activities continue to pose the greatest challenges to freshwater ecosystems. Therefore, long-term monitoring is essential for the management and conservation of these resources. Monitoring programs for freshwater bodies often use a ran
Externí odkaz:
https://doaj.org/article/66870213a1e34705b335ef2f1591dca5
Publikováno v:
Water, Vol 15, Iss 8, p 1596 (2023)
Fish body orientation significantly influences the size obtained with hydroacoustic signals, and thus the estimate of fish size and biomass. For this reason, each characteristic of a target’s echo can be advantageous for developing algorithms to re
Externí odkaz:
https://doaj.org/article/53b60f787cd744128832c8b4e55cea7c
Autor:
Roman Baran, Tomáš Jůza, Michal Tušer, Helge Balk, Petr Blabolil, Martin Čech, Vladislav Draštík, Jaroslava Frouzová, Asanka D. Jayasinghe, Ievgen Koliada, Tomáš Mrkvička, Milan Muška, Daniel Ricard, Zuzana Sajdlová, Lukáš Vejřík, Jan Kubečka
Publikováno v:
Scientific Reports, Vol 7, Iss 1, Pp 1-12 (2017)
Abstract For ethical reasons and animal welfare, it is becoming increasingly more important to carry out ecological surveys with a non-invasive approach. Information about fish distribution and abundance in the upper water column is often fundamental
Externí odkaz:
https://doaj.org/article/de1ad605b554427bbd6ed767f6e62368
Autor:
Ivana Vejříková, Antti P Eloranta, Lukáš Vejřík, Marek Šmejkal, Martin Čech, Zuzana Sajdlová, Jaroslava Frouzová, Mikko Kiljunen, Jiří Peterka
Publikováno v:
PLoS ONE, Vol 12, Iss 5, p e0177114 (2017)
Generalist species commonly have a fundamental role in ecosystems as they can integrate spatially distinct habitats and food-web compartments, as well as control the composition, abundance and behavior of organisms at different trophic levels. Genera
Externí odkaz:
https://doaj.org/article/1ed0de037c7b45089a2b6a94aaff1db8
Autor:
Lukáš Vejřík, Ivana Matějíčková, Jaromír Seďa, Petr Blabolil, Tomáš Jůza, Mojmír Vašek, Daniel Ricard, Josef Matěna, Jaroslava Frouzová, Jan Kubečka, Milan Říha, Martin Čech
Publikováno v:
PLoS ONE, Vol 11, Iss 6, p e0156430 (2016)
Piscivory in cyprinids (Cyprinidae) is extremely rare. Specifically, common bream (Abramis brama) and common carp (Cyprinus carpio) are zooplanktivorous fish in deep lentic waters. Nevertheless, we observed predation by these two cyprinids under natu
Externí odkaz:
https://doaj.org/article/b7da3629120140fc93848e90f220a398
Autor:
Jiří ŽALOUDÍK, Jaroslava FROUZOVÁ, Vladislav DRAŠTÍK, Martin ČECH, Michal KRATOCHVÍL, Michal TUŠER, Oldřich JAROLÍM, Milan ŘÍHA, Jiří PETERKA, Marie PRCHALOVÁ, Josef MATĚNA, Jaromír SEĎA, Jan KUBEČKA, Mojmír VAŠEK, Eva HOHAUSOVÁ, Tomáš JŮZA
Publikováno v:
Journal of Limnology, Vol 68, Iss 2, Pp 304-314 (2009)
The community of pelagic fish fry present during late summer was studied in the canyon-shaped and eutrophic Římov Reservoir, Czech Republic, using nighttime trawling over seven years. Cyprinid fish dominated in the open water area throughout the pe
Externí odkaz:
https://doaj.org/article/bdee316328f74f1d8d4665c07e967a36
Autor:
Václav Suchý, Kateřina Pachnerová Brabcová, Zuzana Aurelia Ovsonkova, Tomáš Cajthaml, Jitka Kufnerová, Jaroslava Frouzová, Ivo Světlík
Publikováno v:
Crime, Law and Social Change. 76:219-231
Twenty-five samples of ivory artefacts were analysed using a radiocarbon dating method. These artefacts were part of a collection of 77 items seized during a wildlife law enforcement operation targeting online illegal ivory trade. Based on the opinio
Autor:
H.A.M. Ketelaars, Tomáš Jůza, Mojmír Vašek, Milan Muška, Martin Čech, Lukáš Vejřík, Ivana Vejříková, Petr Blabolil, Daniel Bartoň, Vladislav Draštík, Marek Šmejkal, Arco J. Wagenvoort, Michal Tušer, Jan Kubečka, Zuzana Sajdlová, Michaela Holubová, Luboš Kočvara, Jiří Peterka, Milan Říha, Jaroslava Frouzová, Marie Prchalová
Publikováno v:
Aquatic Invasions. 16:499-511